/*
 * Copyright 2024 LinQingYing. and contributors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * The use of this source code is governed by the Apache License 2.0,
 * which allows users to freely use, modify, and distribute the code,
 * provided they adhere to the terms of the license.
 *
 * The software is provided "as-is", and the authors are not responsible for
 * any damages or issues arising from its use.
 *
 */

package com.linqingying.cangjie.ide.search.ideExtensions


import com.linqingying.cangjie.ide.searching.effectiveSearchScope
import com.linqingying.cangjie.ide.searching.isOnlyCangJieSearch
import com.linqingying.cangjie.psi.CjDeclaration
import com.intellij.psi.PsiNamedElement
import com.intellij.psi.search.SearchScope
import com.intellij.psi.search.searches.ReferencesSearch

data class CangJieReferencesSearchOptions(
    val acceptCallableOverrides: Boolean = false,
    val acceptOverloads: Boolean = false,
    val acceptExtensionsOfDeclarationClass: Boolean = false,
    val acceptCompanionObjectMembers: Boolean = false,
    val acceptImportAlias: Boolean = true,
    val searchForComponentConventions: Boolean = true,
    val searchForOperatorConventions: Boolean = true,
    val searchNamedArguments: Boolean = true,
    val searchForExpectedUsages: Boolean = true
) {
    fun anyEnabled(): Boolean = acceptCallableOverrides || acceptOverloads || acceptExtensionsOfDeclarationClass

    companion object {
        val Empty = CangJieReferencesSearchOptions()

        internal fun calculateEffectiveScope(
            elementToSearch: PsiNamedElement,
            parameters: ReferencesSearch.SearchParameters
        ): SearchScope {
            val cangjieOptions = (parameters as? CangJieAwareReferencesSearchParameters)?.cangjieOptions ?: Empty
            val elements = /*if (elementToSearch is CjDeclaration && !isOnlyCangJieSearch(parameters.scopeDeterminedByUser)) {
                elementToSearch.toLightElements()*//*.filterDataClassComponentsIfDisabled(cangjieOptions).nullize()*//*
            } else {
                null
            } ?: */listOf(elementToSearch)

            return elements.fold(parameters.effectiveSearchScope) { scope, e ->
                scope.union(parameters.effectiveSearchScope(e))
            }
        }
    }
}
interface CangJieAwareReferencesSearchParameters {
    val cangjieOptions: CangJieReferencesSearchOptions
}
